Primary Function: Impeta Line Rings ni ikusanyirizo ry'impeta icyenda zagenewe kwerekana imikoranire hagati y'uzambaye n'imitako. Umupira wagenewe kwimuka uri imbere muri buri mpeta unyerera ku nzira ukanatanga igisubizo binyuze mu ijwi, ugukanika no kuzenguruka. Iri kusanyirizo ryahumekewe n'ikitaburi n'ubwubatsi bwa geometiriya. Imiterere igizwe n'ibice byinshi ituma habaho inzira zitandukanye z'umupira. Impeta zikorwa mu gucapa mu buryo bufite ibipimo bitatu no gushongesha ubuki bwabuze mu muringa hakoreshejwe uburinganire bwa feza. Buri mpeta ipima hafi santimetero 4 kuri 4 kuri 4.